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Datasheet generated 2026-10-09
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Danfoss SVA-L SS 25 straightway shut-off valve (long neck, cap), 25 mm (1 in) butt weld EN 10220, stainless steel, 52 bar (code 148B6557)

Danfoss · HVAC & Refrigeration · Globe Valves · Denmark · danfoss.com
Part Number
148B6557  ·  HS 8481.80
Danfoss SVA-L SS 25 straightway shut-off valve (long neck, cap), 25 mm (1 in) butt weld EN 10220, stainless steel, 52 bar (code 148B6557)

Danfoss SVA-L SS 25 straightway shut-off valve for industrial refrigeration, code 148B6557. Stainless steel body with butt weld connections to EN 10220, nominal size 25 mm (1 in). Maximum working pressure 52 bar (754 psig); media temperature range -60 to 150 C (-76 to 302 F). Flow coefficient Kv 17.4 m3/h (Cv 20.18 gal/min). Renewable seat and cone close tightly and withstand system pulsation and vibration; the valve can be dismantled and repaired in line. Supplied with a long neck and cap. Part of the Danfoss SVL Flexline programme. For HCFC, non-flammable HFC, R717 (ammonia) and R744 (CO2) systems.

Technical Specifications

TypeSVA-L SS 25 shut-off valve (SVL Flexline)
Code number148B6557
SeriesSVA-L SS
DirectionStraightway
Connection typeButt weld
Connection standardEN 10220
Nominal size25 mm (1 in)
Body materialStainless steel
Connection neckLong
EquipmentCap
Maximum working pressure52 bar (754 psig)
Media temperature range-60 to 150 C (-76 to 302 F)
Kv value17.4 m3/h (Cv 20.18 gal/min)
Flow directionBi-flow
PED assessmentArticle 4, paragraph 3 (sound engineering practice)
ApprovalsCE, EAC
EAN5702428978552
Net weight4.05 Kilogram
Product groupShut-off and regulating valves
ApprovalEAC
CE markYes
China RoHS complianceYes
Colour PaintReddish brown
Connection Code(2501:D26:25)
Connection materialStainless steel
Cv value [gal/min]20.18 gal/min
EU RoHS complianceYes
Flow direction indicatorEmbossed 1-way arrow
Fluid Group1
Inlet connection size [in]1 in
Inlet connection size [mm]25 mm
Inlet connection typeButt weld
Kv value [m³/h]17.4 m³/h
Max. Working Pressure [bar]52 bar
Max. Working Pressure [psig]754 psig
NeckLong
Outlet connection size [in]1 in
Outlet connection size [mm]25 mm
Outlet connection typeButt weld
PED categoryArt. 4, par. 3
REACH Candidate List substancesNo
RefrigerantsR113
Temperature range [°C] [max]150 °C
Temperature range [°C] [min]-60 °C
Temperature range [°F] [max]302 °F
Temperature range [°F] [min]-76 °F
Valve versionStandard version

Properties

MaterialStainless steel
Pressure rating52 bar
Temperature range-60 to 150 C
Primary standardEN 10220
Standard size25 mm
MOQ1

Compatibility

Danfoss SVL Flexline SVA-L SS valve. This code is the straightway SVA-L SS 25 (cap) with butt weld (EN 10220) ends. Confirm line size (25 mm (1 in)), connection type/standard, direction (straightway), equipment (cap) and refrigerant before ordering.

Approvals

Attached Documents